Who has been buying Amano Corporation stock?

11 distinct investors have filed 12 disclosed large-shareholding filings in Amano Corporation (6436), most recently on 2026-03-23. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.

How many insider filings does Amano Corporation have?

Amano Corporation has 12 buy-side and 16 sell-side disclosures on record, covering ¥18.9B ($121.8M) in total reported value, spanning 2021-03-19 to 2026-03-23.

Where does StockDrifts get Amano Corporation insider data?

From EDINET large-shareholding (5%+) reports — the official filing system run by the Financial Services Agency (Japan). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from EDINET.

Do insider buys in Japanese stocks predict returns?

Not uniformly. StockDrifts scored 101,000+ Japanese large-shareholding filings on fixed 12-month forward returns and found the predictive power concentrated in specific filer types and filing patterns rather than spread evenly across all disclosures.

Amano Corporation 6436

Company

アマノ株式会社Amano Corporation

Investors

Buys

Total Value

¥18.9B ($121.8M)

Avg Return

+26.06%

Last Filing

2026-03-23

Amano Corporation (6436) has 12 disclosed large-shareholding filings and 16 disclosed disposals on record, filed by 11 distinct investors. Together those filings cover ¥18.9B ($121.8M) in reported transaction value. The earliest filing StockDrifts holds for Amano Corporation is dated 2021-03-19; the most recent is 2026-03-23. All of it is parsed from EDINET large-shareholding (5%+) reports, the official disclosure system operated by the Financial Services Agency (Japan). Across these filings the average return since disclosure is +26.06%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

Date	Type	Source	Insider	Purpose	Shares	Price at filing	Return	Value
2026-03-23	SELL	Market Buy	キャピタル・インターナショナル・エス・エイ・アール・エル Capital International Sarl	passive	169.3K	¥3,818	-1.5%	¥656M ($4.2M)
2026-03-23	SELL	Market Buy	キャピタル・インターナショナル・インク(Capital International	passive	260.9K	¥3,818	-1.5%	¥1.0B ($6.5M)
2026-03-23	SELL	Market Buy	キャピタル・インターナショナル株式会社	passive	293.6K	¥3,818	-1.5%	¥1.1B ($7.3M)
2026-03-23	SELL	Market Buy	キャピタル・リサーチ・アンド・マネージメント・カンパニー Capital Research and Management Company	passive	1.8M	¥3,818	-1.5%	¥7.1B ($45.8M)
2026-02-19	SELL	unknown	アモーヴァ・アセットマネジメント株式会社	other	2.0M	¥4,098	+5.4%	¥7.6B ($49.0M)
2026-02-19	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社	other	1.4M	¥4,098	+5.4%	¥5.5B ($35.3M)
2025-09-19	SELL	unknown	アモーヴァ・アセットマネジメント株式会社 Amova Asset Management Co., Ltd.	other	2.5M	¥4,295	+9.8%	¥153M ($985K)
2025-09-19	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	1.6M	¥4,295	+9.8%	¥764M ($4.9M)
2025-02-21	BUY	Market Buy	キャピタル・インターナショナル・エス・エイ・アール・エル Capital International Sarl	passive	241.4K	¥3,798	+2.0%	¥917M ($5.9M)
2025-02-21	BUY	Market Buy	キャピタル・インターナショナル・インク(Capital International Capital International, Inc.	passive	365.8K	¥3,798	+2.0%	¥1.4B ($9.0M)
2025-02-21	BUY	Market Buy	キャピタル・インターナショナル株式会社 Capital International Co., Ltd.	passive	860.8K	¥3,798	+2.0%	¥3.3B ($21.1M)
2025-02-21	BUY	Market Buy	キャピタル・リサーチ・アンド・マネージメント・カンパニー Capital Research and Management Company	passive	2.4M	¥3,798	+2.0%	¥9.1B ($58.6M)
2024-07-29	BUY	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	1.5M	¥3,658	+6.0%	¥5.4B ($34.7M)
2024-07-29	BUY	negotiated	三菱UFJアセットマネジメント株式会社 Mitsubishi UFJ Financial Group Inc.	passive	782.5K	¥3,658	+6.0%	¥1.1B ($7.4M)
2024-07-29	BUY	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	2.0M	¥3,658	+6.0%	¥140M ($905K)
2023-10-30	SELL	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	1.5M	¥3,080	-25.8%	¥1.9B ($12.5M)
2023-10-30	BUY	negotiated	三菱UFJアセットマネジメント株式会社 Mitsubishi UFJ Financial Group Inc.	passive	465.5K	¥3,080	+25.8%	¥874M ($5.6M)
2023-10-30	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	1.9M	¥3,080	-25.8%	¥1.3B ($8.4M)
2022-09-07	SELL	unknown	東京海上アセットマネジメント株式会社 Tokio Marine Asset Management Co.,Ltd.	passive	1.3M	¥2,525	-53.5%	¥4.0B ($25.8M)
2022-09-07	BUY	unknown	東京海上日動火災保険株式会社 Tokio Marine & Nichido Fire Insurance Co., Ltd.	strategic	2.2M	¥2,525	+53.5%	¥5.7B ($36.6M)
2022-07-22	SELL	unknown	東京海上アセットマネジメント株式会社 Tokio Marine Asset Management Co.,Ltd.	passive	2.2M	¥2,581	-50.2%	¥1.7B ($11.1M)
2022-07-22	SELL	unknown	東京海上アセットマネジメント株式会社 Tokio Marine Asset Management Co.,Ltd.	passive	1.2M	¥2,581	-50.2%	¥4.2B ($27.3M)
2022-07-22	SELL	unknown	東京海上アセットマネジメント株式会社 Tokio Marine Asset Management Co.,Ltd.	passive	1.2M	¥2,581	-50.2%	¥4.2B ($27.3M)
2022-07-22	BUY	unknown	東京海上日動火災保険株式会社 Tokio Marine & Nichido Fire Insurance Co., Ltd.	strategic	2.2M	¥2,581	+50.2%	¥5.8B ($37.4M)
2022-07-22	BUY	unknown	東京海上日動火災保険株式会社 Tokio Marine & Nichido Fire Insurance Co., Ltd.	strategic	2.2M	¥2,581	+50.2%	¥5.8B ($37.4M)
2022-07-22	BUY	unknown	東京海上日動火災保険株式会社 Tokio Marine & Nichido Fire Insurance Co., Ltd.	strategic	2.2M	¥2,581	+50.2%	¥5.8B ($37.4M)
2022-07-06	BUY	Market Buy	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	2.7M	¥2,361	+64.2%	¥1.2B ($7.9M)
2022-07-06	BUY	Market Buy	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	1.9M	¥2,361	+64.2%	¥688M ($4.4M)
2022-05-18	SELL	unknown	東京海上アセットマネジメント株式会社 Tokio Marine Asset Management Co.,Ltd.	passive	2.8M	¥2,414	-60.6%	¥1.0B ($6.6M)
2022-05-18	BUY	unknown	東京海上日動火災保険株式会社 Tokio Marine & Nichido Fire Insurance Co., Ltd.	strategic	2.2M	¥2,414	+60.6%	¥5.4B ($35.0M)
2021-06-04	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	2.2M	¥2,866	+35.2%	¥6.4B ($41.0M)
2021-06-04	BUY	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	1.6M	¥2,866	+35.2%	¥4.7B ($30.4M)
2021-03-19	BUY	unknown	東京海上アセットマネジメント株式会社 Tokio Marine Asset Management Co.,Ltd.	passive	3.3M	¥2,307.412	+68.0%	¥1.8B ($11.8M)
2021-03-19	SELL	unknown	東京海上日動火災保険株式会社 Tokio Marine & Nichido Fire Insurance Co., Ltd.	strategic	2.2M	¥2,307.412	-68.0%	¥460M ($3.0M)

Frequently asked questions

Who has been buying Amano Corporation stock?: 11 distinct investors have filed 12 disclosed large-shareholding filings in Amano Corporation (6436), most recently on 2026-03-23. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.
How many insider filings does Amano Corporation have?: Amano Corporation has 12 buy-side and 16 sell-side disclosures on record, covering ¥18.9B ($121.8M) in total reported value, spanning 2021-03-19 to 2026-03-23.
Where does StockDrifts get Amano Corporation insider data?: From EDINET large-shareholding (5%+) reports — the official filing system run by the Financial Services Agency (Japan). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from EDINET.
Do insider buys in Japanese stocks predict returns?: Not uniformly. StockDrifts scored 101,000+ Japanese large-shareholding filings on fixed 12-month forward returns and found the predictive power concentrated in specific filer types and filing patterns rather than spread evenly across all disclosures.

Source filings

Every trade listed above is disclosed in EDINET large-shareholding (5%+) reports, filed with the Financial Services Agency (Japan). View the original EDINET filings for Amano Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.